ABB 1MRK002816-AC（RET670）

The ABB RET670 is a protection and control relay.
It is a part of ABB’s Relion 670 series, which is designed for the protection, control, and monitoring of power systems.
These devices are used in substations and other high-voltage electrical installations.
It is used for protection, control, measurement and supervision of power systems.
It is a dedicated relay protection terminal.

Product Parameters and Specifications:

Model: RET670
Part Number: 1MRK002816-AC
Key aspects gathered from search results:
- It’s a protection and control relay.
- It’s used in power substations.